206620730

素因数分解:

$2^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{41}}^1\times {\mathrm{21911}}^1$

素因数の和:21982

約数の個数: 32

約数和(自身を含む): 397571328

約数和(自身を除く): 190950598

約数列:

[1, 2, 5, 10, 23, 41, 46, 82, 115, 205, 230, 410, 943, 1886, 4715, 9430, 21911, 43822, 109555, 219110, 503953, 898351, 1007906, 1796702, 2519765, 4491755, 5039530, 8983510, 20662073, 41324146, 103310365, 206620730]

約数ペア:

[(1, 206620730), (2, 103310365), (5, 41324146), (10, 20662073), (23, 8983510), (41, 5039530), (46, 4491755), (82, 2519765), (115, 1796702), (205, 1007906), (230, 898351), (410, 503953), (943, 219110), (1886, 109555), (4715, 43822), (9430, 21911)]